Finding the Fourth Proportional to 272,069.20, 375,397.50 and 164,617.84
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Solution
The fourth proportional to 272,069.20, 375,397.50 and 164,617.84 is: 227,137.53
Step by Step Solution
- Step 1: Write the proportion equation
272,069.20 : 375,397.50 = 164,617.84 : x - Step 2: Convert to fraction form
272,069.20/375,397.50 = 164,617.84/x - Step 3: Cross multiply
272,069.20x = 375,397.50 × 164,617.84 - Step 4: Simplify right side
272,069.20x = 61,797,125,591.40 - Step 5: Solve for x
x = 61,797,125,591.40/272,069.20 - Step 6: Final answer
x = 227,137.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.